Chemistry, 02.03.2021 18:20, briannagiddens
The half-life of Strontium-90 is 28.8 years. how long will it take for 3/4 of a sample of Strontium-90 to decay? (you can include work but u don’t have to)
Answers: 3
Chemistry, 22.06.2019 22:40, destineysarah
Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent
Answers: 1
The half-life of Strontium-90 is 28.8 years. how long will it take for 3/4 of a sample of Strontium-...
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